Hi.Report2 = {
    init: function(){        
        Hi.mainPanel.removeAll();        
        var r1 = {
            xtype: 'panel',
            width: 300,
            height: 300,
            title: 'Report 2'
        };
        Hi.mainPanel.add(
            r1
        );        
    }
}
Hi.Report2.init.call(Hi.Report2);
